Home / 6,649,394,733.80-9,967,513,604.70-3,149,648,858.60

Finding the Fourth Proportional to 6,649,394,733.80, 9,967,513,604.70 and 3,149,648,858.60

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Solution

The fourth proportional to 6,649,394,733.80, 9,967,513,604.70 and 3,149,648,858.60 is: 4,721,357,221.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,649,394,733.80 : 9,967,513,604.70 = 3,149,648,858.60 : x
  2. Step 2: Convert to fraction form
    6,649,394,733.80/9,967,513,604.70 = 3,149,648,858.60/x
  3. Step 3: Cross multiply
    6,649,394,733.80x = 9,967,513,604.70 × 3,149,648,858.60
  4. Step 4: Simplify right side
    6,649,394,733.80x = 31,394,167,848,123,326,464
  5. Step 5: Solve for x
    x = 31,394,167,848,123,326,464/6,649,394,733.80
  6. Step 6: Final answer
    x = 4,721,357,221.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.